[go: up one dir, main page]

EP0328882A3 - Hydroxamated polymers as additives for retarding the rate of set of hydraulic cement compositions - Google Patents

Hydroxamated polymers as additives for retarding the rate of set of hydraulic cement compositions Download PDF

Info

Publication number
EP0328882A3
EP0328882A3 EP89100703A EP89100703A EP0328882A3 EP 0328882 A3 EP0328882 A3 EP 0328882A3 EP 89100703 A EP89100703 A EP 89100703A EP 89100703 A EP89100703 A EP 89100703A EP 0328882 A3 EP0328882 A3 EP 0328882A3
Authority
EP
European Patent Office
Prior art keywords
rate
retarding
additives
hydraulic cement
cement compositions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP89100703A
Other versions
EP0328882B1 (en
EP0328882A2 (en
Inventor
Gerald Joseph Guerro
William Arthur Henderson, Jr.
Balwant Singh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22557437&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0328882(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by American Cyanamid Co filed Critical American Cyanamid Co
Priority to AT89100703T priority Critical patent/ATE78806T1/en
Publication of EP0328882A2 publication Critical patent/EP0328882A2/en
Publication of EP0328882A3 publication Critical patent/EP0328882A3/en
Application granted granted Critical
Publication of EP0328882B1 publication Critical patent/EP0328882B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/20—Retarders
    • C04B2103/22—Set retarders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The rate of set of an aqueous slurry of hydraulic cement can be retarded by means of an additive comprising a water-soluble polymer which contains hydroxamic acid pendant groups. Hydroxamated acrylamide polymers and copolymers are preferred additives for retarding set in cement slurries.
EP89100703A 1988-02-16 1989-01-17 Hydroxamated polymers as additives for retarding the rate of set of hydraulic cement compositions Expired - Lifetime EP0328882B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT89100703T ATE78806T1 (en) 1988-02-16 1989-01-17 POLYMERS WITH HYDROXAMIC ACID FUNCTIONS AS SET-RESOURCING AID FOR HYDRAULIC CEMENT COMPOSITIONS.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US155950 1980-06-03
US07/155,950 US4810296A (en) 1988-02-16 1988-02-16 Hydroxamated polymers as additives for retarding the rate of set of hydraulic cement compositions

Publications (3)

Publication Number Publication Date
EP0328882A2 EP0328882A2 (en) 1989-08-23
EP0328882A3 true EP0328882A3 (en) 1990-07-04
EP0328882B1 EP0328882B1 (en) 1992-07-29

Family

ID=22557437

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89100703A Expired - Lifetime EP0328882B1 (en) 1988-02-16 1989-01-17 Hydroxamated polymers as additives for retarding the rate of set of hydraulic cement compositions

Country Status (8)

Country Link
US (1) US4810296A (en)
EP (1) EP0328882B1 (en)
JP (1) JP2655713B2 (en)
AT (1) ATE78806T1 (en)
CA (1) CA1335820C (en)
DE (1) DE68902243T2 (en)
ES (1) ES2043895T3 (en)
GR (1) GR3005389T3 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU643899B2 (en) * 1991-07-24 1993-11-25 Nalco Chemical Company Hydroxamic acid containing polymers used as corrosion inhibitors
US20050109507A1 (en) * 2003-11-21 2005-05-26 Halliburton Energy Services, Inc. Methods of using cement compositions having long-term slurry-state stability
US7820765B2 (en) 2005-07-20 2010-10-26 Bridgestone Corporation Amine functionalized polymers
CN101331555B (en) * 2006-02-09 2012-04-18 卵石床模块反应器控股有限公司 pebble bed nuclear reactor nuclear power plant
ES2816575T3 (en) * 2008-07-25 2021-04-05 Cytec Tech Corporation Silicate suppressor for the flotation of sulfide ores or precious metals
DE102009019852A1 (en) * 2009-05-06 2010-11-11 Schebo Biotech Ag New polymer compound comprising amine structural elements, useful as synthetic resins, coatings, foams, liquid crystals, adhesives, paints, varnishes, composite materials, in cosmetics, and in polymer electronics
WO2024056497A1 (en) * 2022-09-16 2024-03-21 Basf Se Water-soluble polymer comprising hydroxamic acid groups

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959574A (en) * 1958-02-17 1960-11-08 American Cyanamid Co Water-soluble reaction composition of hydroxylamine with acrylamide-acrylonitrile copolymer
DE2830528A1 (en) * 1978-07-12 1980-01-24 Stockhausen & Cie Chem Fab ADDITIVE FOR DEEP DRILL CEMENT SLUDGE
US4536296A (en) * 1980-02-14 1985-08-20 Societe Nationale Elf Aquitaine Drilling and completion muds useful at elevated temperatures
EP0219871A2 (en) * 1982-07-30 1987-04-29 Takenaka Komuten Co. Ltd. Water-inseparable cement compositions
WO1988006602A1 (en) * 1987-02-26 1988-09-07 Massachusetts Institute Of Technology Hydroxamic acid polymers formed from primary amide polymers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2536383A1 (en) * 1982-11-24 1984-05-25 Elf Aquitaine PROCESS AND PRODUCT FOR PREVENTING CALCULATION BY WATER
FR2538717B1 (en) * 1982-12-31 1987-09-11 Elf Aquitaine PROCESS AND PRODUCT FOR INHIBITING DEPOSITION OF CLAYS IN WATER
FR2571715B1 (en) * 1984-10-16 1986-12-26 Coatex Sa DELAYED SET HYDRAULIC CEMENT COMPOSITION FOR HIGH TEMPERATURE AND PRESSURE CEMENTING

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959574A (en) * 1958-02-17 1960-11-08 American Cyanamid Co Water-soluble reaction composition of hydroxylamine with acrylamide-acrylonitrile copolymer
DE2830528A1 (en) * 1978-07-12 1980-01-24 Stockhausen & Cie Chem Fab ADDITIVE FOR DEEP DRILL CEMENT SLUDGE
US4536296A (en) * 1980-02-14 1985-08-20 Societe Nationale Elf Aquitaine Drilling and completion muds useful at elevated temperatures
EP0219871A2 (en) * 1982-07-30 1987-04-29 Takenaka Komuten Co. Ltd. Water-inseparable cement compositions
WO1988006602A1 (en) * 1987-02-26 1988-09-07 Massachusetts Institute Of Technology Hydroxamic acid polymers formed from primary amide polymers

Also Published As

Publication number Publication date
US4810296A (en) 1989-03-07
ES2043895T3 (en) 1994-01-01
CA1335820C (en) 1995-06-06
JPH01246168A (en) 1989-10-02
EP0328882B1 (en) 1992-07-29
EP0328882A2 (en) 1989-08-23
GR3005389T3 (en) 1993-05-24
ATE78806T1 (en) 1992-08-15
JP2655713B2 (en) 1997-09-24
DE68902243T2 (en) 1992-12-10
DE68902243D1 (en) 1992-09-03

Similar Documents

Publication Publication Date Title
ES479602A1 (en) Additives for water-hardening binding agents
CA965523A (en) Water-soluble sulfonate polymers as flocculants
CA1019476A (en) Treating water with water-soluble hydrolysed copolymers
MY110031A (en) Stabilised lime slurries
TR200102352T2 (en) Cement additive
EP0340653A3 (en) Kit for electrophoresis gel medium
EP0328882A3 (en) Hydroxamated polymers as additives for retarding the rate of set of hydraulic cement compositions
ES468826A1 (en) Mineral fillers
ATE96133T1 (en) CORROSION INHIBITING HYDRAULIC CEMENT ADDITIVES AND COMPOSITIONS CONTAINING THEM.
AU1071576A (en) Low-dusting freeflowing acrylamide polymer compositions
TW370533B (en) Water-soluble terpolymers made from meth(acrylamide), ethylenically unsaturated, aliphatic carboxylic acid or salt, and polyvinyl monomer, and their use as dry strength additives for paper
CA2080906A1 (en) Dispersant compositions for subterranean well drilling and completion
AU2418388A (en) Process for controlling calcium oxalate scale over a wide ph range
SE8305510L (en) FLUCKING OF ACID URL ACTION SLURS
GR3005570T3 (en)
WO1992011316A3 (en) Coating compositions
AU561125B2 (en) Water-soluble acrylamide copolymers
JPS5237580A (en) Flocculating method
AU508369B2 (en) Starch base floculant for flocculating solids suspended in aqueous alkaline aluminate solutions
JPS5778911A (en) Settling agent for red mud
ES8800707A1 (en) Use of water-soluble polymers in aqueous chemical light formulations.
AU2678484A (en) Copolymers of acrylic acid with methacrylic acid
DE3570449D1 (en) Vinyl monomer compositions
DE3267669D1 (en) Use of water-soluble polymers of di-c1-c3 alkyl-amino-neopentyl-(meth)acrylates as retention, dewatering and flocculating agents
DE3270162D1 (en) Water retention agents for gypsum plaster and method for their manufacture

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH DE ES FR GB GR IT LI NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH DE ES FR GB GR IT LI NL SE

17P Request for examination filed

Effective date: 19901128

17Q First examination report despatched

Effective date: 19910829

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH DE ES FR GB GR IT LI NL SE

REF Corresponds to:

Ref document number: 78806

Country of ref document: AT

Date of ref document: 19920815

Kind code of ref document: T

REF Corresponds to:

Ref document number: 68902243

Country of ref document: DE

Date of ref document: 19920903

ET Fr: translation filed
ITF It: translation for a ep patent filed
REG Reference to a national code

Ref country code: GR

Ref legal event code: FG4A

Free format text: 3005389

PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

26 Opposition filed

Opponent name: SNF

Effective date: 19930429

NLR1 Nl: opposition has been filed with the epo
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19931220

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 19931221

Year of fee payment: 6

Ref country code: AT

Payment date: 19931221

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GR

Payment date: 19931227

Year of fee payment: 6

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2043895

Country of ref document: ES

Kind code of ref document: T3

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19940111

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 19940120

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19940127

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19940131

Year of fee payment: 6

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: AMERICAN CYANAMID COMPANY

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 19940214

Year of fee payment: 6

REG Reference to a national code

Ref country code: CH

Ref legal event code: PFA

Free format text: AMERICAN CYANAMID COMPANY

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 19940414

Year of fee payment: 6

NLT2 Nl: modifications (of names), taken from the european patent patent bulletin

Owner name: AMERICAN CYANAMID COMPANY TE WAYNE, NEW JERSEY, VE

R26 Opposition filed (corrected)

Opponent name: SNF

Effective date: 19930429

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19950117

Ref country code: AT

Effective date: 19950117

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Effective date: 19950118

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19950118

EAL Se: european patent in force in sweden

Ref document number: 89100703.1

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19950131

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19950131

Ref country code: BE

Effective date: 19950131

BERE Be: lapsed

Owner name: AMERICAN CYANAMID CY

Effective date: 19950131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY

Effective date: 19950731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19950801

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19950117

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19950929

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: GR

Ref legal event code: MM2A

Free format text: 3005389

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee

Effective date: 19950801

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19951003

EUG Se: european patent has lapsed

Ref document number: 89100703.1

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

APCC Communication from the board of appeal sent

Free format text: ORIGINAL CODE: EPIDOS OBAPO

APAC Appeal dossier modified

Free format text: ORIGINAL CODE: EPIDOS NOAPO

RDAG Patent revoked

Free format text: ORIGINAL CODE: 0009271

RDAH Patent revoked

Free format text: ORIGINAL CODE: EPIDOS REVO

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: PATENT REVOKED

27W Patent revoked

Effective date: 19970629

APAH Appeal reference modified

Free format text: ORIGINAL CODE: EPIDOSCREFNO